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More Shoulder Rehabilitation Information. Clavicle Fracture Rehab Exercise Program: The pendulum exercise is one of the standard daily exercises often recommended in rehab for a clavicle fracture (broken collarbone). This is a common sports injury that often happens in a fall by a cyclist or in other activities.
Therefore, most of the exercises that you would typically do at a gym by using the various machines and/or dumbbells, etc. involve concentric contractions. Eccentric contractions: An eccentric contraction is a type of muscle contraction where the length of the muscle elongates, or lengthens, while undergoing tension.eight training therefore, involves concentric muscle movements, voluntary eccentric muscle movements, and occasionally, involuntary eccentric movements. Isometric contractions: An isometric contraction is a type of muscle contraction where the length of the muscle doesnât change while undergoing tension.